Finding the Fourth Proportional to 41,728,818.20, 62,549,049.65 and 14,036,373.09
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Solution
The fourth proportional to 41,728,818.20, 62,549,049.65 and 14,036,373.09 is: 21,039,699.55
Step by Step Solution
- Step 1: Write the proportion equation
41,728,818.20 : 62,549,049.65 = 14,036,373.09 : x - Step 2: Convert to fraction form
41,728,818.20/62,549,049.65 = 14,036,373.09/x - Step 3: Cross multiply
41,728,818.20x = 62,549,049.65 × 14,036,373.09 - Step 4: Simplify right side
41,728,818.20x = 877,961,797,242,152.12 - Step 5: Solve for x
x = 877,961,797,242,152.12/41,728,818.20 - Step 6: Final answer
x = 21,039,699.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.